Home / 7,569.67-11,361.39-3,874.45

Finding the Fourth Proportional to 7,569.67, 11,361.39 and 3,874.45

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Solution

The fourth proportional to 7,569.67, 11,361.39 and 3,874.45 is: 5,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.67 : 11,361.39 = 3,874.45 : x
  2. Step 2: Convert to fraction form
    7,569.67/11,361.39 = 3,874.45/x
  3. Step 3: Cross multiply
    7,569.67x = 11,361.39 × 3,874.45
  4. Step 4: Simplify right side
    7,569.67x = 44,019,137.49
  5. Step 5: Solve for x
    x = 44,019,137.49/7,569.67
  6. Step 6: Final answer
    x = 5,815.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.